Using Aggregate Calculated Fields
You can create calculated fields with an aggregation (average, count, min, max, sum) that can
calculate and display rollup information. For example, a column on the Accounts list
view that shows the number of open tickets for each account.
Note: Calculated fields with an aggregation can only be added
and edited in the Web Client Query Builder, but are also available in the
Windows Client, Administrator, and Architect. Only the system administrator and
users with the appropriate role can access these features.
When creating or editing an aggregate calculated field: